19488636

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{23537}}^1$

素因数の和:23570

約数の個数: 36

約数和(自身を含む): 51406992

約数和(自身を除く): 31918356

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 207, 276, 414, 828, 23537, 47074, 70611, 94148, 141222, 211833, 282444, 423666, 541351, 847332, 1082702, 1624053, 2165404, 3248106, 4872159, 6496212, 9744318, 19488636]

約数ペア:

[(1, 19488636), (2, 9744318), (3, 6496212), (4, 4872159), (6, 3248106), (9, 2165404), (12, 1624053), (18, 1082702), (23, 847332), (36, 541351), (46, 423666), (69, 282444), (92, 211833), (138, 141222), (207, 94148), (276, 70611), (414, 47074), (828, 23537)]